Finding the Fourth Proportional to 10,921.22, 16,383.35 and 3,523.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,921.22 : 16,383.35 = 3,523.29 : x
2. Step 2: Convert to fraction form
   10,921.22/16,383.35 = 3,523.29/x
3. Step 3: Cross multiply
   10,921.22x = 16,383.35 × 3,523.29
4. Step 4: Simplify right side
   10,921.22x = 57,723,293.22
5. Step 5: Solve for x
   x = 57,723,293.22/10,921.22
6. Step 6: Final answer
   x = 5,285.43